CN220960566U - Detection device for refrigeration equipment - Google Patents

Abstract

The application relates to the technical field of refrigeration equipment detection, and discloses a detection device for refrigeration equipment, which comprises: mechanical arm, tongs, mechanics sensor and controller. One end of the handle is movably connected with the mechanical arm, and the other end of the handle can be detachably connected with a door body of the refrigeration equipment; the mechanical sensor is connected with the gripper and is used for detecting the pulling force of the gripper; the controller is arranged on one side of the mechanical arm and is used for receiving the pulling force of the gripper detected by the mechanical sensor and controlling the mechanical arm according to the pulling force of the gripper. According to the application, the risk of idle running of the grippers can be reduced, and the accuracy of the test result is improved.

Description

Detection device for refrigeration equipment

Technical Field

The application relates to the technical field of refrigeration equipment detection, in particular to a detection device for refrigeration equipment.

Background

At present, after the production of refrigeration equipment such as a refrigerator is finished, the durability test of a door body of a sample machine is required, and in the test process, a user is required to frequently open and close the door body for a plurality of times by means of tools or manually so as to test the service life of the door body. The manual operation switch door body of user has brought a large amount of physical demands for the user, and the efficiency of door body switch is lower, and the range of door body switch is difficult to keep unanimously, influences test efficiency and the precision of test.

There is a door opening and closing life test apparatus for a refrigerator door in the related art, including: a gripper, a connecting piece and a clamp. The gripper is suitable for being connected with a refrigerator door to be tested; the connecting piece comprises a first end and a second end which are connected, and the first end of the connecting piece is movably connected with the gripper; the clamp with the second end swing joint of connecting piece, the clamp is suitable for being connected with the switch door test machine to realized the connection of refrigerator door and switch door test machine, utilized switch door test machine drive tongs reciprocating motion, thereby drive the refrigerator door and repeatedly switch, reached the purpose of test.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

If the gripper breaks away from the refrigerator door in the testing process, the gripper runs empty along with the door opening and closing testing machine, and the accuracy of the testing result is affected.

It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the application and thus may include information that does not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of utility model

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview, and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended as a prelude to the more detailed description that follows.

The embodiment of the disclosure provides a detection device for refrigeration equipment, so as to reduce the risk of idle running of a grip and improve the accuracy of a test result.

In some embodiments, a detection apparatus for a refrigeration device, comprising: mechanical arm, tongs, mechanics sensor and controller. One end of the handle is movably connected with the mechanical arm, and the other end of the handle can be detachably connected with a door body of the refrigeration equipment; the mechanical sensor is connected with the gripper and is used for detecting the pulling force of the gripper; the controller is arranged on one side of the mechanical arm and is used for receiving the pulling force of the gripper detected by the mechanical sensor and controlling the mechanical arm according to the pulling force of the gripper.

Optionally, the mechanical sensor is arranged between the gripper and the mechanical arm, one end of the mechanical sensor is connected with the mechanical arm, and the other end of the mechanical sensor is connected with the gripper.

Optionally, a protective cover is sleeved outside the mechanical sensor.

Optionally, the mechanical arm is movably connected with the gripper through a guide assembly, so that the gripper can move along the guide assembly relative to the mechanical arm.

Optionally, the guide assembly comprises: a first sleeve and a second sleeve. One end of the first sleeve is connected with the mechanical arm; the second sleeve is telescopically arranged on the inner side of the first sleeve, the end part of the second sleeve extends out along the other end of the first sleeve, and the telescopic end of the second sleeve is connected with the gripper.

Optionally, the gripper comprises: a supporting seat and an adsorption part. The supporting seat is movably connected with the mechanical arm; the adsorption part is arranged on one side of the support seat, which is opposite to the mechanical arm, and is connected with one side wall of the support seat, which is opposite to the mechanical arm; wherein, when detecting refrigeration equipment, adsorption part detachably adsorbs refrigeration equipment's door body lateral wall.

Optionally, the adsorption part includes: and a sucking disc. The sucking disc is connected with a side wall of the supporting seat, which is opposite to the mechanical arm, and a disc opening of the sucking disc is arranged towards a door body of the refrigeration equipment.

Optionally, the adsorption part further includes: a screw and a threaded sleeve. One end of the screw is fixedly connected with one side wall of the supporting seat, which is opposite to the mechanical arm, and the other end of the screw extends into the sucker; the threaded sleeve is sleeved on the outer side of the screw rod, and the inner wall of the threaded sleeve is in meshed connection with the outer wall of the screw rod; the sucking disc is connected with one end of the threaded sleeve, which is back to the supporting seat.

Optionally, an adjusting handle is provided on the outer peripheral wall of the threaded sleeve.

Optionally, the detection device for a refrigeration device further includes: an alarm. The alarm is electrically connected with the controller and used for sending out an alarm according to a signal fed back by the controller.

The detection device for the refrigeration equipment provided by the embodiment of the disclosure can realize the following technical effects:

Through setting up the door body coupling of tongs and refrigeration plant, utilize arm drive tongs reciprocating motion to drive refrigeration plant's door body through the tongs and carry out reciprocating switch door action, thereby test refrigeration plant's door body's life. The mechanical sensor is connected to the gripper, so that the stress of the gripper can be detected in real time through the mechanical sensor, and the detection result is fed back to the controller. Under the condition that the gripper breaks away from the door body, the stress of the gripper detected by the mechanical sensor can change at the moment, and the controller makes corresponding control according to the feedback information, so that the risk of the gripper running empty is reduced, and the accuracy of a test result is improved.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which like reference numerals refer to similar elements, and in which:

fig. 1 is a schematic structural view of a detection device for a refrigeration apparatus according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of an installation location of a mechanical sensor provided by an embodiment of the present disclosure;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2 provided by an embodiment of the present disclosure;

Fig. 4 is a schematic structural view of a gripper provided in an embodiment of the present disclosure.

Reference numerals:

100. A mechanical arm; 110. a counterweight seat; 120. a shock absorption seat; 130. a guide assembly; 131. a first sleeve; 132. a second sleeve; 200. a grip; 210. a support base; 220. an adsorption unit; 221. a suction cup; 222. a screw; 223. a threaded sleeve; 224. an adjusting handle; 300. a mechanical sensor; 310. a protective cover; 400. a controller; 500. a door body; 510. a sample machine supporting seat; 600. an alarm.

Detailed Description

So that the manner in which the features and techniques of the disclosed embodiments can be understood in more detail, a more particular description of the embodiments of the disclosure, briefly summarized below, may be had by reference to the appended drawings, which are not intended to be limiting of the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may still be practiced without these details. In other instances, well-known structures and devices may be shown simplified in order to simplify the drawing.

The terms first, second and the like in the description and in the claims of the embodiments of the disclosure and in the above-described figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged where appropriate in order to describe the presently disclosed embodiments. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.

In the embodiments of the present disclosure, the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", etc. is based on the azimuth or positional relationship shown in the drawings. These terms are used primarily to better describe embodiments of the present disclosure and embodiments thereof and are not intended to limit the indicated device, element, or component to a particular orientation or to be constructed and operated in a particular orientation. Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the embodiments of the present disclosure will be understood by those of ordinary skill in the art in view of the specific circumstances.

In addition, the terms "disposed," "connected," and "fixed" are to be construed broadly. For example, "connected" may be in a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the embodiments of the present disclosure may be understood by those of ordinary skill in the art according to specific circumstances.

The term "plurality" means two or more, unless otherwise indicated.

It should be noted that, without conflict, the embodiments of the present disclosure and features of the embodiments may be combined with each other.

Referring to fig. 1-4, in some embodiments, a detection apparatus for a refrigeration appliance includes: a robotic arm 100, a gripper 200, a mechanical sensor 300, and a controller 400. One end of the gripper 200 is movably connected with the mechanical arm 100, and the other end of the gripper can be detachably connected with the door body 500 of the refrigeration equipment; the mechanical sensor 300 is connected with the gripper 200 and is used for detecting the pulling force of the gripper 200; the controller 400 is disposed at one side of the mechanical arm 100, and is configured to receive the pulling force of the gripper 200 detected by the mechanical sensor 300, and control the mechanical arm 100 according to the pulling force of the gripper 200.

Adopt the detection device for refrigeration plant that this disclosed embodiment provided, be connected through setting up tongs 200 and refrigeration plant's door body 500, utilize arm 100 drive tongs 200 reciprocating motion to drive refrigeration plant's door body 500 through tongs 200 and carry out reciprocating door opening and closing action, thereby test refrigeration plant's door body 500 life. Since the mechanical sensor 300 is connected to the grip 200, the force applied to the grip 200 can be detected by the mechanical sensor 300 in real time, and the detection result can be fed back to the controller 400. Under the condition that the grip 200 is separated from the door body 500, the force of the grip 200 detected by the mechanical sensor 300 will be changed at this time, and the controller 400 makes corresponding control according to the feedback information, so that the risk of the grip 200 running empty is reduced, and the accuracy of the test result is improved.

Optionally, the detection device for a refrigeration device further includes: a weight seat 110. The lower end of the robot arm 100 is connected to a weight mount 110. In this way, the weight seat 110 supports the mechanical arm 100, the weight of the weight seat 110 is large, the support stability of the mechanical arm 100 can be improved, and the mechanical arm 100 is not easy to incline in the moving process.

It is understood that the mechanical arm 100 has a driving system, and the driving system of the mechanical arm 100 is controlled by the controller 400, which is not described herein.

Alternatively, mechanical sensor 300 is a tension sensor. In this way, the tension sensor detects the tension received by the gripper 200, and the controller 400 performs corresponding control under the condition that the tension received by the gripper 200 changes, so that the control accuracy of the gripper 200 is improved, and the accuracy of the test result is improved.

Optionally, the controller 400 controls the mechanical arm 100 to stop operating when the tensile force value of the gripper 200 detected by the mechanical sensor 300 is reduced to a set range. Thus, when the tension value of the gripper 200 detected by the mechanical sensor 300 is reduced to the set range, the gripper 200 may fall off at this time, so as to avoid the influence of the empty running of the mechanical arm 100 and the gripper 200 on the test structure, the controller 400 controls the mechanical arm 100 to stop running.

Alternatively, the setting range is 0 to 20. Thus, when the hand grip 200 falls off, the pulling force of the door 500 received by the hand grip 200 is reduced to 0, but due to the gravity of the hand grip 200, the force sensor 300 still detects the pulling force value, so that the setting range from 0 to 20 is set, and the hand grip 200 can be judged to fall off as long as the pulling force value detected by the force sensor 300 is within any one of 0 to 20.

Optionally, the detection device for a refrigeration device further includes: the prototype support 510. The prototype support stand 510 is used to house the refrigeration equipment under test. In this way, the stability of the tested refrigeration equipment can be improved through the support of the prototype support seat 510, so that the refrigeration equipment is not easy to topple in the testing process.

Optionally, the upper sidewall of the specimen support 510 is provided with a specimen enclosure in which the tested refrigeration equipment is movably disposed. Like this, can provide the support on the horizontal direction for the refrigeration plant of test through the prototype sleeve, further improve refrigeration plant's stability, make refrigeration plant be difficult for taking place to empty in the test process.

Optionally, the detection device for a refrigeration device further includes: shock mount 120. The weight seat 110 and the controller 400 are both disposed at the upper sidewall of the shock-absorbing seat 120. In this way, the damping seat 120 can support the counterweight seat 110 and the controller 400, so that the stability of the counterweight seat 110 and the controller 400 is improved, and the mechanical arm 100 above the counterweight seat 110 can drive the handle 200 to move more stably, so that the door opening and closing test of the refrigeration equipment can be performed more stably.

It will be appreciated that the refrigeration appliance is a refrigerator, freezer or wine cabinet.

Optionally, a mechanical sensor 300 is disposed between the gripper 200 and the mechanical arm 100, one end of the mechanical sensor 300 is connected to the mechanical arm 100, and the other end is connected to the gripper 200. In this way, because the mechanical arm 100 and the gripper 200 are movably connected, the mechanical sensor 300 is connected between the gripper 200 and the mechanical arm 100, when the door opening and closing detection is performed on the refrigeration equipment, the gripper 200 is connected to the side wall of the door body 500 of the refrigeration equipment, and the door body 500 of the refrigeration equipment is driven to be opened and closed by the movement of the gripper 200, and in the process, the door body 500 of the refrigeration equipment can also apply a pulling force to the gripper 200. The grip 200 receives a pulling force from the door 500 of the refrigerating apparatus. The tension applied to the grip 200 is detected by the mechanical sensor 300 and the detected data is fed back to the controller 400, so that the control is facilitated according to the detected change of the tension.

It can be understood that the mechanical sensor 300 is an existing S-shaped tension sensor, and two connection ends thereof are respectively connected to the mechanical arm 100 and the gripper 200.

Optionally, a protective cover 310 is sleeved outside the mechanical sensor 300. In this way, the protection cover 310 can protect the mechanical sensor 300, reduce the pollution of impurities such as dust in the external environment to the mechanical sensor 300, reduce the risk of damaging the mechanical sensor 300 by external force, and improve the test data.

Alternatively, the protective cover 310 has a cylindrical structure, and two ends of the mechanical sensor 300 respectively extend out through two axial ports of the protective cover 310 to be connected with the mechanical arm 100 and the gripper 200. In this way, the mechanical sensor 300 can be protected by the protective cover 310, and the mechanical arm 100 and the gripper 200 can be smoothly connected to both ends of the mechanical sensor 300, so that the influence of the protective cover 310 on the detection accuracy of the mechanical sensor 300 can be reduced.

Optionally, the mechanical arm 100 and the gripper 200 are movably connected through the guide assembly 130, so that the gripper 200 can move along the guide assembly 130 relative to the mechanical arm 100. In this way, the guide assembly 130 can guide the hand grip 200, so that the hand grip 200 moves along the guide assembly 130 back to the mechanical arm 100 under the condition that the hand grip 200 receives the pulling force from the door 500 of the refrigeration equipment, and the movement stability of the hand grip 200 is improved.

Optionally, the mechanical sensor 300 is disposed along the guiding direction of the guiding assembly 130, and the connection between the two connection ends of the mechanical sensor 300 is parallel to the guiding direction of the guiding assembly 130. In this way, under the guiding action of the guiding component 130, the direction of the pulling force received by the mechanical sensor 300 is parallel to the guiding direction, and the mechanical sensor 300 can more intuitively detect the pulling force of the gripper 200, so that the detection accuracy is improved.

Optionally, the guide assembly 130 includes: a first sleeve 131 and a second sleeve 132. One end of the first sleeve 131 is connected with the mechanical arm 100; the second sleeve 132 is telescopically disposed inside the first sleeve 131, and an end of the second sleeve 132 extends along the other end of the first sleeve 131, and a telescopic end of the second sleeve 132 is connected to the grip 200. In this way, the guiding assembly 130 is divided into the first sleeve 131 and the second sleeve 132, the end of the first sleeve 131 is connected with the mechanical arm 100, the end of the second sleeve 132 is connected with the gripper 200, the second sleeve 132 is telescopically arranged inside the first sleeve 131, the expansion and contraction of the second sleeve 132 are guided by the first sleeve 131, and under the condition that the gripper 200 is pulled by the pulling force exerted by the door body 500 of the refrigeration equipment, the gripper 200 drives the second sleeve 132 to expand and contract along the first sleeve 131, and the gripper 200 moves along the guiding direction of the first sleeve 131 under the guiding action.

Alternatively, the mechanical sensor 300 is provided inside the first sleeve 131 and the second sleeve 132. In this way, the pulling force of the grip 200 is more intuitively applied to the mechanical sensor 300 by the guiding action of the first sleeve 131 and the second sleeve 132, and the first sleeve 131 and the second sleeve 132 can also protect the mechanical sensor 300.

Optionally, the protective cover 310 is disposed inside the first sleeve 131 and the second sleeve 132. In this way, since the mechanical sensor 300 is provided inside the first sleeve 131 and the second sleeve 132, and the shield 310 is provided outside the mechanical sensor 300 to protect the mechanical sensor 300, the shield 310 is also provided inside the first sleeve 131 and the second sleeve 132.

Optionally, the outer wall of the protective cover 310 is provided with a bracket, one end of which is connected with the outer wall of the protective cover 310, and the other end of which is connected with the inner wall of the first sleeve 131. In this way, since the first sleeve 131 is in a relatively stationary state, brackets are provided to connect the shield 310 and the first sleeve 131, respectively, and the shield 310 is supported by the first sleeve 131.

Optionally, the grip 200 includes: a support base 210 and an adsorption part 220. The supporting seat 210 is movably connected with the mechanical arm 100; the adsorption part 220 is arranged on one side of the support base 210, which is away from the mechanical arm 100, and is connected with one side wall of the support base 210, which is away from the mechanical arm 100; wherein, when detecting the refrigeration equipment, the adsorption part 220 is detachably adsorbed on the side wall of the door 500 of the refrigeration equipment. In this way, since the side walls of the door 500 of the refrigeration equipment to be tested are mostly planar, the grip 200 is provided with the support base 210 and the adsorption portion 220, and the support base 210 is movably connected to the mechanical arm 100, and the adsorption portion 220 adsorbs the side walls of the door 500 of the refrigeration equipment. The arrangement of the adsorption part 220 enables the grip 200 to be connected with the door body 500 of different types of refrigeration equipment, improves the connection stability between the grip 200 and the door body 500, and is not easy to scratch the side wall of the door body 500.

Specifically, one end of the mechanical sensor 300 is connected to the support base 210. In this way, since the gripper 200 is divided into the supporting seat 210 and the adsorbing portion 220, the adsorbing portion 220 is adsorbed on the side wall of the door body 500 of the refrigeration equipment during the test, the supporting seat 210 is used for supporting the adsorbing portion 220, and the tensile force of the door body 500 acting on the adsorbing portion 220 finally acts on the supporting seat 210, so that one end of the mechanical sensor 300 is connected with the supporting seat 210, the tensile force borne by the supporting seat 210 acts on the mechanical sensor 300 better, and the stress condition of the gripper 200 is detected accurately by the mechanical sensor 300.

Specifically, the support base 210 is connected to the telescopic end of the second sleeve 132. In this way, since the grip 200 is connected to the telescopic end of the second sleeve 132, the movement of the grip 200 is guided by the second sleeve 132, and the support base 210 is connected to the telescopic end of the second sleeve 132, and the support base 210 is guided by the second sleeve 132, so that the suction portion 220 is guided, and the tensile force applied to the support base 210 and the suction portion 220 by the door 500 acts more intuitively on the mechanical sensor 300.

Alternatively, the adsorption part 220 includes: suction cup 221. The suction cup 221 is connected with a side wall of the support base 210, which is opposite to the mechanical arm 100, and a cup opening of the suction cup 221 is arranged towards the door 500 of the refrigeration equipment. Like this, set up adsorption part 220 as sucking disc 221, connect through sucking disc 221 absorption refrigeration plant's door body 500, sucking disc 221 can be adapted to the connection of the door body 500 of multiple type refrigeration plant, and the stability of adsorption connection is better, has reduced the risk that tongs 200 break away from door body 500 in the test process. The suction cup 221 is made of elastic material, so that the risk of scratching the side wall of the door body 500 is further reduced.

Optionally, the adsorbing portion 220 further includes: a threaded rod 222 and a threaded sleeve 223. One end of the screw 222 is fixedly connected with a side wall of the supporting seat 210, which is opposite to the mechanical arm 100, and the other end extends into the sucker 221; the threaded sleeve 223 is sleeved on the outer side of the screw 222, and the inner wall of the threaded sleeve 223 is in meshed connection with the outer wall of the screw 222; wherein the suction cup 221 is connected to an end of the threaded sleeve 223 facing away from the support base 210. In this way, by providing the screw 222 and connecting the support base 210, the suction cup 221 is provided at the end of the threaded sleeve 223 facing away from the support base 210, the threaded sleeve 223 is sleeved outside the screw 222, and the suction cup 221 is supported by the threaded sleeve 223. The suction cup 221 can move towards or back to the supporting seat 210 by rotating the threaded sleeve 223, so that the distance between the suction cup 221 and the side wall of the door body 500 of the refrigeration equipment is adjusted, and the suction cup 221 is better adsorbed and connected to the door body 500, so that the testing device is suitable for diversified testing environments.

The outer peripheral wall of the screw rod 222 is provided with an external thread, the inner peripheral wall of the threaded sleeve 223 is provided with an internal thread, the threaded sleeve 223 is sleeved outside the screw rod 222, the internal thread is meshed with the external thread, the threaded sleeve 223 can move towards or away from the supporting seat 210 relative to the screw rod 222 under the cooperation of the internal thread and the external thread by rotating the threaded sleeve 223, and the sucker 221 is arranged at one end of the threaded sleeve 223 away from the supporting seat 210, so that the sucker 221 is driven to move towards or away from the supporting seat 210 through the threaded sleeve 223.

Optionally, an adjustment handle 224 is provided on the outer peripheral wall of the threaded sleeve 223. In this way, the provision of adjustment handle 224 provides an impetus for rotational adjustment of threaded sleeve 223, improving the efficiency of the rotational adjustment of threaded sleeve 223.

Optionally, the detection device for a refrigeration device further includes: an alarm 600. The alarm 600 is electrically connected to the controller 400, and is configured to send out an alarm according to a signal fed back by the controller 400. In this way, the alarm 600 can send out an alarm according to the signal fed back by the controller 400, so as to prompt the user that the grip 200 is at risk of falling off, and the user can intuitively receive the prompt alarm and make a timely treatment.

Alternatively, the controller 400 controls the alarm 600 to sound an alarm while controlling the robot arm 100 to stop operating when the tension value of the grip 200 detected by the mechanical sensor 300 is reduced to a set range. Thus, when the tension value of the gripper 200 detected by the mechanical sensor 300 is reduced to the set range, the gripper 200 may fall off at this time, so as to avoid the influence of the empty running of the mechanical arm 100 and the gripper 200 on the test structure, the controller 400 controls the mechanical arm 100 to stop running, and controls the alarm 600 to send an alarm for prompting.

The above description and the drawings illustrate embodiments of the disclosure sufficiently to enable those skilled in the art to practice them. Other embodiments may include structural and other modifications. The embodiments represent only possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in, or substituted for, those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. A detection device for a refrigeration appliance, comprising:

A robot arm (100);

One end of the gripper (200) is movably connected with the mechanical arm (100), and the other end of the gripper can be detachably connected with the door body (500) of the refrigeration equipment;

the mechanical sensor (300) is connected with the gripper (200) and is used for detecting the tensile force of the gripper (200);

The controller (400) is arranged on one side of the mechanical arm (100) and is used for receiving the pulling force of the gripper (200) detected by the mechanical sensor (300) and controlling the mechanical arm (100) according to the pulling force of the gripper (200).

2. A detecting device for a refrigerating apparatus as claimed in claim 1, wherein,

The mechanical sensor (300) is arranged between the gripper (200) and the mechanical arm (100), one end of the mechanical sensor (300) is connected with the mechanical arm (100), and the other end of the mechanical sensor is connected with the gripper (200).

3. A detecting device for a refrigerating apparatus as claimed in claim 2, wherein,

A protective cover (310) is sleeved outside the mechanical sensor (300).

4. A detecting device for a refrigerating apparatus as claimed in claim 1, wherein,

The mechanical arm (100) is movably connected with the gripper (200) through the guide assembly (130), so that the gripper (200) can move along the guide assembly (130) relative to the mechanical arm (100).

5. A detection device for a refrigeration appliance according to claim 4, wherein the guide assembly (130) comprises:

one end of the first sleeve (131) is connected with the mechanical arm (100);

The second sleeve (132) is telescopically arranged on the inner side of the first sleeve (131), the end part of the second sleeve (132) extends out along the other end of the first sleeve (131), and the telescopic end of the second sleeve (132) is connected with the gripper (200).

6. A detection device for a refrigeration appliance according to any one of claims 1 to 5, characterized in that the gripper (200) comprises:

The supporting seat (210) is movably connected with the mechanical arm (100);

The adsorption part (220) is arranged on one side of the support seat (210) opposite to the mechanical arm (100) and is connected with one side wall of the support seat (210) opposite to the mechanical arm (100);

Wherein, when detecting refrigeration equipment, the adsorption part (220) is detachably adsorbed on the side wall of the door body (500) of the refrigeration equipment.

7. The detecting device for a refrigeration appliance according to claim 6, wherein the adsorbing portion (220) includes:

The sucker (221) is connected with a side wall of the supporting seat (210) back to the mechanical arm (100), and a tray opening of the sucker (221) is arranged towards the door body (500) of the refrigeration equipment.

8. The detecting device for a refrigeration appliance according to claim 7, wherein the adsorbing portion (220) further includes:

One end of the screw rod (222) is fixedly connected with one side wall of the supporting seat (210) back to the mechanical arm (100), and the other end of the screw rod extends into the sucker (221);

The threaded sleeve (223) is sleeved on the outer side of the screw (222), and the inner wall of the threaded sleeve (223) is connected with the outer wall of the screw (222) in a meshed manner;

Wherein, sucking disc (221) is connected with screw sleeve (223) one end that is directed away from supporting seat (210).

9. A detecting device for a refrigerating apparatus as claimed in claim 8, wherein,

An adjusting handle (224) is arranged on the outer peripheral wall of the threaded sleeve (223).

10. The detection apparatus for a refrigeration appliance according to any one of claims 1 to 5, further comprising:

And the alarm (600) is electrically connected with the controller (400) and is used for sending out an alarm according to a signal fed back by the controller (400).